Fuel tank



FIG. 1 is a top view of the fuel tank.

FIG. 2 is a left side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a back view thereof.

FIG. 6 is a right side view thereof; and,

FIG. 7 is a perspective view thereof.

The ornamental design for a fuel tank, as shown and described.